Roof rack



FIG. 1 is a back perspective view of a roof rack depicting a new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a back elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a right elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another back perspective view thereof.

The broken line disclosures in FIG. 8 represent environment which formsno part of the claimed design. The remaining broken line disclosures inthe views represent portions of the roof rack that form no part of theclaimed design.

CLAIM The ornamental design for a roof rack, as shown and described.